Pop sensation Taylor Swift releases her next masterpiece, '1989,' which features first single "Shake It Off!"

'1989' is Swift's much-anticipated fifth studio album and is, in her own words, her "first documented, official pop album," nd is a coolection of songs inspiration in listening to late-'80s pop.

"I really loved the chances they were taking. I loved how bold it was," she said. "It was, apparently, a time of limitless potential. The idea of endless possibility was kind of a theme in the last year of my life."